Render image is blank
Make sure that the object isn't disabled in renders, the camera icon next to the eye icon has to be white for the model to appear in the render, 

here is a photo:



edit: I made the mistake of not reading your question all the way through, my apologies, but I will keep this up in case anyone has this problem.

P.S: Have you seen if there are any modifiers on the object(like build)?